Finding the Fourth Proportional to 17,059.74, 23,541.82 and 9,986.01

Step by Step Solution

1. Step 1: Write the proportion equation
   17,059.74 : 23,541.82 = 9,986.01 : x
2. Step 2: Convert to fraction form
   17,059.74/23,541.82 = 9,986.01/x
3. Step 3: Cross multiply
   17,059.74x = 23,541.82 × 9,986.01
4. Step 4: Simplify right side
   17,059.74x = 235,088,849.94
5. Step 5: Solve for x
   x = 235,088,849.94/17,059.74
6. Step 6: Final answer
   x = 13,780.33